package cn.bdqn.servlet;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import cn.bdqn.bean.Bill;
import cn.bdqn.service.BillService;
import cn.bdqn.service.impl.BillServiceImpl;

public class BillDelServlet extends HttpServlet {

	/**
		 * The doGet method of the servlet. <br>
		 *
		 * This method is called when a form has its tag value method equals to get.
		 * 
		 * @param request the request send by the client to the server
		 * @param response the response send by the server to the client
		 * @throws ServletException if an error occurred
		 * @throws IOException if an error occurred
		 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		doPost(request, response);
	}

	/**
		 * The doPost method of the servlet. <br>
		 *
		 * This method is called when a form has its tag value method equals to post.
		 * 
		 * @param request the request send by the client to the server
		 * @param response the response send by the server to the client
		 * @throws ServletException if an error occurred
		 * @throws IOException if an error occurred
		 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		BillService billService = new BillServiceImpl();
		String idStr = request.getParameter("id");
		int id = 0 ;
		if(idStr!=null && idStr !=""){
			id = Integer.parseInt(idStr);
		}
		Bill bill = new Bill();
		bill.setId(id);
		if(id > 0){
			if(billService.deleteBill(bill)){
				response.sendRedirect("BillListServlet");
			}else{
				response.sendRedirect("BillListServlet");
			}
		}
	}

}
